Method and apparatus for forming hinge members for containers and the like



Aug. 30, 1932. YQUNG 1,874,732 METHOD AND APPARATUS FOR FORMING HINGE MEMBERS FOR CONTAINERS AND THE LIKE Filed'Jan. 24, 1927 3 Sheets-Sheet 1 Filed Jan,

' J. M. YOUN METHOD AND APPARATUS FOR EMBHRS FOR CONTAI S HINGE LIKE 3 Sheets-Sheet 2 FORMING AND THE III/4 BY YW:ZM P

ATTORNEYS Aug. 30, 1932. J. M. YOUNG 1,874,732

HETHOD AND APPARATUS FOR FORMING HINGE IEMBERS FOR CONTAINERS AND THE LIKE BY I Z 1, I frr RNEYS Patented Aug. 30, 1932 in gerler al .to-

5 rh a principal object (3f he intention isthe pifovision bra method for making hinges, ham'g meg epm hip sack,

nerhnd by means'of afsingle'organized 'ma- 1o clnfie. H; i v I Another important Ob ect of the invention 15 tr p t c 'iih is eve go tioii's.

lstheprovisionof aniethod .for forming a.

mult ple 'nlirnber of; completely finished hinges, a, having integral hinge leaves, from i completely. severed orl's'o weakenedth'at, it will collapse or parts thereof shift out of position, complete'rigi.dstool; and finished article being Still another important object of the invention is the provision of such .a metho'cl jvhi'ch reg res .a mmimiiin numberioffstep opera-- tions a'ncl niay carried 2a iz'eiiapparatnsof simplejconstrnction.

, Another important object o flthe. intention is the ,Iprovisio'n or a new and pmved hinge, the'leavesl pf which ivill be integral', and pretalled fbi' iiSe} therehyfacilitatingthe neorpegation eased h nge 'on ree eptacles, si1ch as cans, containers the like, through the use of automatic ac ne y-t, y a 1 My invention contemplates as one of its features, theprovision o fachinge, the two leaves ofwhich will be integral in the finished product, so that the hinge constitutes a single rigid member for handling and positioning;

{Numerous other objects advantages-of theinvention V understood from the following description,

which, taken in connection with the accoin- 'anying drawings, discloses dii ieiit ther -1 c. t 1 7 Referring tothe drawings; Figure.1 illustrates a sheet metal blank provided for the formation of hinges in accord a'n'e' with my invehti on;,;, iI, Fig. 2 is a top plan View thereof showin a preferred ein al-hinge leaveswhen completed,

the several operav a I of asheet of stock rnaterialto definetheh'inge by an organy will be apparent as it; is better I ratiomthe parts set olf bythj sfi'ccessive steps andtthefforina ionof s ucc es-I Y sivehinges.fromlsaidstock; It i H v Fig. 3 is alside elevation of the'structure shown in '2; s .1, g

Fig. lis a top planiew 615a finished hinge; 55

,eFig'sk5 and 6 'areY Sections takensubstan many, on M655 5 an f6v-6 of Fig.4; a a V 1g 7- i'sa schema-ticsectionshoWing-the apparatiis adapted for the practice ofthe process; 7 V I v Fi p s is a s'iInilaryieW'shoivingthe operativeldie parts at the end of thir'operative stroke; Fig. 9is a to shoWnin Figs? section to dis'close. details of eonstruction'; and

Fig; 10 is a ltransverse sectional, View at thewire'ci tting station.

yinven'tion' contemplates firstthe slitting v 'planideivvof'the, aig igtfli aDd S par tS being shown in 65 lugs .(Jf cooperating hinge xleaxiesij and While are integral: with eaeh other. I

the twoleaves I v e I and. with. a; stock ,frbnr which xsubsequent hingesfa're to be produced and thelbending up and over;of;these defined hinge .liigs into pintle engaging position githereafter the ii -J sertion of the,.pintle :fina'ltc'los ingof the" lugs, all .While the leaves of'the hinge are integral and the entire hinge integral with the sheet of stock. These operations {are preferably carried on atsucceeding stations; and allare designed tobe'performed by'verti cally moving dies arranged in a singlepress' and so that a. complete hinge may-be dc liveredat each reciprocation. 1. I T In Fig. l a strip of hinge material isindi cated by reference character 11, thisstrip'hav- 7 ing a width of the length of the finished hinge.

Figure 2 shows four hinges in! progressive degrees of completion. The hinge partindi v cated at12 has been slit along lines, 13% 14 at each sideto define end h1n v i W ll later constitute the hinge leaf at the le Thi s se ction of the hinge has I also been centrally at-[15 to (provide .the central 1n 111g of What will later constitnteirlfe, right hand hinge leaf in this figure." the neit esei ines are we, Q

bent up to form the end hinge lugs 16 and the central hinge lug 17.

At the next station, pintle wire 18 is fed between the lugs 16 and'17 and the lugs are i the, next station the two leaves The hinge thus constructed is adapted for easy handling in machinery for applying it in its various ,uses,iand after installation the two leaves break apart at the po'nt'faa' upon the first or secondopening of the container,

7 I itbeing notedthat these bridge portions 21 arefrail and ofnarrow w dth. i

Figs. 7,8, "9 and 10 illustrate an r for the practicing of this process. 1 In; these and of length equal 1 guard or guide member 83 and'is advanced in a male cutting dies cooperate with female cut I in the die member 37, the'dies 4:4; and46 male ing thecuts 13 and 11, and the dies i 3andel5' 50s 17. These dies leave the Four overhead 11 are provided for from 34. Thereafter reference character having anf'o'pening stock'ofwidth equal to on to the bedbeneatha "32 therein. A sheet oi width thereof is fed step by step .inanner by reciprocating feed slide '34c having feed" dogs 35 individually v spr ng pressed upwardly by 1 springs This fe ed slide advances the sheet stock the width of a hinge at each reciprocation and the dogs successively engage the rear edgeof the stock as the feeding progresses.

opera-ting dies 37, 38,39 and conjoint reciprocation, and these with a single lower die' ifZ constitute the .die mechanism for forming the body of the hinge. h

I Reference letters A, B, indicate the successive ifeeding actions in the apparatus. The strip is ted B'to to the first die. After the end of the stoclr'is 'fed forward to the point D,

13 and A of the ting dies 15 and 16 the cut15, these cuts defining the lugs 16 and defined lugs-16 and 17 slightly ra-ised-asindic'ated between the pointsD and E. This isaccornplished' dun ing the. idle returnstroke or" the, feed slide the stock is oint E and above 17-. and 48 in the die member liland under com;-

panion female bending dies 19 and 51 in the die member. 37.

At thenextrec procation of the press parts,

the vertical positions i shownbetween the points occurring simultaneously with the lugsare bent up into E and F,this action the action of the cutting dies tion of stock, V;

integral with l to embrace'the p'intle' wire.

apparatus 31 indicates a press bed. 7

stock transver'sely'and the length of a h nge the, multiple of the" v s vidingstrip'stock of 7 L 1 n G.

ire-1n A to B and lower die 12 advanced to the male sending the portions I 7 said strip, for each hinge,

alignment transversely 1 ot l 1 on the 7 next succeeding por-- ,hingewith integral leaves."

'Awire reel 53 is} mounted upon-anianle 5% and feed rolls 55 and 56 arr'anged in registry with the lug positions between the points E {and Fadvances thewire into and through-a; :glllClQ 57 and. the lugs themselves.

The die 38 is a bending die having oppositely,inclinedtaces 58 andi59 located'gre'speci ively, over the hinge lugs 16 and 17, and

bends these lu 's toward and vast each other, 23 V At the same time, a reciprocating wire cutter i1 manipulated'bya linlc62 in suitable ita'shion 'sjevers the pintle wire and leaves the pintl'e 18 with{ in the lugs. l 1' f At'the next station, the die 39, which is a second bending die,

final closed position. The die 'll atthe end" e5 7 clinches the lugs i 'th H I;

of the bed is a cutting'die that cuts the' sheet betweenfth'e' now successively defined hingers along the line'21 t'o complete the hinge making. I i

It is thought that this invention and. many, of its attendant advantages will be understood from the'foregoin'g description, and will be apparent thatvarious changes may-be made in the. forin, construction and arrangement of the parts Without departing from rificing all of "its material advantagesfthe .iiorm hereinbeiiore described being merely" a preferredembodi nent thereof. ,7

Iclaim: 3 a, H

' 1', The" inetho'doi making hinges having; integral 'hingeleaves, which "consists in pro: a width equal tothe length of a" finished. hingeand' of a length equal to thefaggregate' width of a multiplev number of finished hinges, at. spaced transverse zones, providing hinge pintles, cut-'- ting andbending from sail strip, for each hinge, set/of cooperating V alignment transversely 01 said strip which divide-saidhinge into a plurality'othinge leaves, leaving integral bridge portions be tween said lugs and said' lea'ves and severing a finished hinge transversely --of"said stri integral hinge leaves, which consistsein pro hinge lugs 1n,

the spirit and scope of the invention or sacllli 2. Theinethod .ofinialnng hinges having length of-a finishedhinge and 05a length the aggregate width of a multiple of finished hinges, making cuts in;-

equal to number form a ,finished 3. .The method of making hinges having bination, a flat piece of sheet metal, hinge integral hinge leaf connections, which conlugs cut from said piece and bent in alternate sists in providing a strip of a length equal directions to form pintle receiving knuckles, to the aggregate width of a multiple numa pintle wire and bridge connections between ber of finished hinges, feeding said strip o said knuckles and integral with said piece perform a sequence of binge forming operaand adapted to be broken upon first use of tions thereon, including cutting and bending said hinge;

parts of said strip to form pintle receiving 9, A sheet metal hinge, comprising in comlugs in alignment transversely of said strip, bination, a flat piece of sheet metal, acentral and hinge leaves and bridge portions intepintle bearing lug and side pintle bearing grally connecting said leaves, feeding and lugs cutand bent from said piece, bridge cutting a pintle wire transversely to the diconnections integral with the parts of the rection of feed of said strip,'and severing heet metal at ach ide of said lugs, and a, a finished hinge, with its leaves integrally i intle passing through all of said lugs connected, from said strip. to form a complete'single hinge with a plu- 4. The method of making sheet metal rality f l av s,

hinges, which consists, in providing strip 110. A sheet metal hinge, comprising in stock of a width equal to the length of a finbin ti a flat i f h t et l, a ished hinge-and of a length equal to th flgcentral pintle bearing lug and side pintle gregate widthof a multiple number of finbearing lugs cut and bent from said" piece ished. hinges, cutting from sald strlp, for to form three hinge knuckles in axial align V 7 each hinge, a set of cooperating hlnge lugs m t d d t d t id a. b a i 'f a in alignment transversely of said strip and intl wire to form a complete single hinge which divide said hinge into a plura i y 0f with aplurality of leaves, and bridge connechinge leaves, partlally forming sald cut lugs tions integral with the parts of the sheet into hinge knuckles, feeding a wire pintle t l t h id of saidlugs.

between said knuckles and cutting said wire, J OHN M. YOUNG. and completing the formation of said I knuckles. i

5. The method of making sheet metal 7 Y i V 95, V.

hinges, which consists; in providing strip stock of a width equal to the length of a finished hinge and of a length equal to the aggregate width of a multiple number of finished hinges, cutting from said strip, for l j 4 1 i v i each hinge, a set of cooperating hinge lugs in alignment transversely of said strip and which divide said hinge into a plurality of hinge leaves, bending said out lugs into hinge V V v g V knuckles, feeding a wire pintle between said q 1 knuckles and cutting said Wire before a finished hinge is severed from said strip.

6. The method of making sheet metal blanks for hinges, which consists, in proi viding strip stock of a width equal to the s V length of a finished hinge a-nd'of a length 1 1 equal to the aggregate width of a multiple number of finished hinges, cutting and bend ing from said strip, for each hinge, a set V of cooperating hinge lugs, 'to receive pintles I 1 and which divide said hinge into a plurality of hinge leaves the axes of which are crosswise of the strip, and preserving the width of said strip in the forming of said pintle j H lugs. q v i 7 126 7. A sheet metal hinge, comprising in combination, a flat piece of sheet metal, pintle.

bearing lugs cut and bent from said piece and with a wire pintle dividing said piece into a plurality of hinge'leaves and bridge conj V f nections between said leaves integrally connecting said leaves extending across the pintle and adapted to be broken upon the first hinging action of said leaves.

8. Asheet metal hinge, comprising in com- I v v Q 7 I V i 130 I 

